Pharmaceutical intermediates D-Cysteine hydrochloride monohydrate

1.cas no.:32443-99-5 2.pharmaceutical intermediate of Cefminox 3.crystal powder 4.manufacturers 5.high quality

                       D-Cysteine hydrochloride monohydrate

Molecular formula: C3H10CINO3S

Molecular weight: 175.64

CAS NO.: 32443-99-5

EINECS NO.: 251-043-9

Specification:

Test Items	Standard
Appearance	white crystal or crystal powder
Heavy metal	≤10ppm
Dry weightlessness	8.0%--12.0%
Ignition residue	≤0.10%
Purity	98.0%--102%
Specific rotation	-5.5°C~ -7.0°C

 

Character:

 white crystal or crystal powder. It is easy to dissolve into water, slightly dissolve into alcohol; a faint smell of organic sulfide.

 

Application:

mainly used in the field of drugs, it is an important pharmaceutical intermediate of the new generation chiral antibiotics drugs--- Cefminox.

 

Packing:

25kg/drum

 

 

 

 

Pharmaceutical intermediates D-Cysteine hydrochloride monohydrate